Preview 555,290 permits — every permit Chicago, Austin and Seattle issued in the last ten years. The full load is in progress, so this is how far it has got. Sourced from city open-data portals. Data as of 2026-09-21.

Seattle · permit 7076626-CN

5655 31ST AVE SW

Allow a new attached accessory dwelling units to existing single family use per land use code. Construct to convert single family residence to duplex occupy per plan.

Permit

Permit type
Building
Class
Residential
Trade
General/Building
Nature of work
Alteration
Work
Addition/Alteration
Status
Completed

Location

City
SEATTLE
State
WA
ZIP
98126

Dates

Applied
2025-05-11
Issued
2025-09-25
Expires
2027-03-25
Completed
2026-07-22
Time to issue
137 days

Value and contractor

Declared value
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Total fee
N/A. Total fee is a premium field which requires a paid plan. However, this permit has no fee on record.

Seattle details

Housing category
Single-Family Add/Alt
Review cycles
2
Days out for corrections
63
Permit class (Seattle detail)
Single Family/Duplex

Data as of 2026-09-20. View the city's record

Other permits issued in Seattle, September 2025